The new version of QuickTime included with Snow Leopard (called QuickTime Player X) is almost a complete overhaul of the previous version, from the look and feel of the application windows right down to the preferences menu (or lack thereof).

Bigasoft WMV Converter for Mac can easily and fast convert any popular videos including AVI, MP4, MOV, FLV, and MPEG, HD video TS, MTS, and MKV to WMV, HD WMV either for playback on Windows Media Player or on Microsoft Xbox 360, Zune and other portable players compatible with WMV.

With Windows Media(R) Components for QuickTime, by Flip4Mac(TM), you can play Windows Media files (.wma and .wmv) directly in QuickTime Player and view Windows Media content on the Internet using a Web browser.

Kyaya Media Player aka KMP or Kyayamp is a Open Source media player for OS X and is licensed under GPL (GNU General Public License) software agreement and is free to build for Windows and Linux or any other platforms.